"(042) Real-time Monitoring services in the field of building issues { including leak detection, gas detection, rodent detection, sewer systems, HVACs, etc.} to ensure proper functioning and detect malfunctions; Remote monitoring of the functioning and use of mechanical equipment, namely, {elevators, boilers, exhaust fans, etc.} (045) Monitoring of {security devices, e.g., smoke alarms. vape and cigarette smoke detection} for protecting personal property (009) Downloadable software for connecting, operating, and managing networked in the field of building issues {including leak detection, gas detection, rodent detection, sewer systems, HVACs, etc..} in the internet of things (IoT)"